Aug 2020: Colin Eddie, UK consultant, and Marc Vandewalle, a pioneer in the field of steel fibre reinforced concrete in the tunnelling industry, speak of the introduction of steel fibre reinforcement for shotcrete and precast concrete lining segments in the UK and across the world. They speak of scope for further development of the technology and the state of codes, standards and tests for the successful design, production and application of SFRC shotcrete and segmental lining segments.